4255542720 has 336 divisors, whose sum is σ = 17197925472. Its totient is φ = 952197120.

The previous prime is 4255542713. The next prime is 4255542751. The reversal of 4255542720 is 272455524.

4255542720 is a `hidden beast` number, since 42 + 5 + 5 + 542 + 72 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 406674 + ... + 417006.

It is an arithmetic number, because the mean of its divisors is an integer number (51184302).

Almost surely, 2^4255542720 is an apocalyptic number.

4255542720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4255542720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8598962736).

4255542720 is an abundant number, since it is smaller than the sum of its proper divisors (12942382752).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4255542720 is a wasteful number, since it uses less digits than its factorization.

4255542720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10380 (or 10367 counting only the distinct ones).

The product of its (nonzero) digits is 112000, while the sum is 36.

The square root of 4255542720 is about 65234.5209225913. The cubic root of 4255542720 is about 1620.5097618455.

The spelling of 4255542720 in words is "four billion, two hundred fifty-five million, five hundred forty-two thousand, seven hundred twenty".